Bear in mind that you had an enormous sampling bias: almost all the people you saw were the people who couldn't understand minimum requirements. You didn't see

Bear in mind that you had an enormous sampling bias: almost all the people you saw were the people who couldn't understand minimum requirements. You didn't see the people who could understand minimum requirements, so you don't know what proportion the first set is of the entire population. (I don't disagree with your larger point that Steam should take a lot more responsibility to put up roadblocks to purchasing games that won't run on the system the Steam client is running on.)